Ao no Hako Episode 9 Recap & Characters (Spoiler-Free)

Spoiler-free episode guide for Ao no Hako: recap and characters up to Episode 9 — nothing past this episode.

Episode Summary

I'll Be Rooting for You

After his prefectural qualifier defeat, Taiki struggles with the loss while final exams follow close behind. Hina and a friend worry about him, and Yuasa has the club write goals. When exams end, Taiki falls ill at home, suspects a fever, and resolves not to pass it to Chinatsu. Chinatsu insists he rest, makes udon, and stays with him, and they talk about his doubts over the Inter-High and her own determination. Taiki offers to help clear the meal and becomes unsteady.

  • Post-defeat exam period

    Taiki struggles with his defeat as final exams follow the tournament, while Hina and a friend worry about him given Chinatsu's Inter-High qualification. Yuasa has the club write goals and promise not to fail subjects.

  • Illness at home

    After exams end, Taiki declines a celebration, falls ill with a headache and suspected fever, and resolves not to infect Chinatsu. Chinatsu insists he rest and makes udon while staying until he sleeps.

  • Late-night talk about goals

    Taiki admits doubts about reaching the Inter-High, and Chinatsu admits she once feared unrealistic goals, arguing that a distant dream is worth pursuing. Taiki resolves to add to his posted goal, then offers to help clear up and becomes unsteady.

Recent Timeline

  • Bracelet gift and prefectural qualifier (Episode 6)

    Hina Chono noticed the bracelet Taiki Inomata wore and learned that Chinatsu Kano had given it to him. Taiki denied it meant they were dating, saying it stood for their shared goal of reaching the inter-high competition. Around the same time, Hina qualified in first place at the prefectural competition, earning a spot at nationals as a first-year student.

  • Qualifier opening win and overheard criticism (Episode 7)

    Chinatsu's team won its first qualifier match 78–54, though a teammate cautioned that the competition had only just begun. Chinatsu and a teammate then overheard opposing players dismissing her performance as barely improved since a practice match and easy to guard. Chinatsu took the criticism seriously and resolved to silence it by excelling against Kagohara. Taiki, meanwhile, suffered another straight-games defeat to Haryu and wished he could win at least one match before the tournament.

  • Chinatsu reaches Inter-High, Taiki eliminated (Episode 8)

    Chinatsu secured her place in the basketball final and qualified for the Inter-High, achieving the goal she had worked toward. Taiki lost his singles match to Yusa 21-11, 21-13, ending his tournament earlier than expected and leaving him without a further chance to qualify for the Inter-High.

  • Hyodo wins singles title (Episode 8)

    Hyodo won the singles title and Haryu finished as runner-up. Haryu qualified for the Inter-High as a second-year and vowed to beat Hyodo there.

  • Taiki's illness after exams (Episode 9)

    Taiki declined the club's post-exam celebration because he was ill with a headache and suspected fever. Chinatsu insisted on caring for him at home, cooking udon and staying until he fell asleep. He collapsed while trying to help clear the meal.

Character Graph

Taiki's mom

Inomata family

Taiki's mother, a former basketball player who was once teammates with Chinatsu's mother. She celebrates Chinatsu's Inter-High qualification and looks after her as she trains late into the night.

  • Taiki Inomata (Family, Affinity)

    Her son.

Haryu's girlfriend

Haryu's girlfriend, who works in the entertainment world. She confessed to him first, and Haryu admires how hard she works toward her childhood dream.

  • Haryu (Other, Affinity)

    Boyfriend; he had liked her for a long time before she confessed.

Haryu's former junior doubles partner

Haryu's former junior doubles partner, now at another school. He wanted Chinatsu's contact details and played Taiki for them in the district qualifier singles, but lost.

  • Haryu (Colleague, Mixed)

    Former junior doubles partner; accused Haryu of breaking his promise to get him Chinatsu's contact details.

Kyo Kasahara

Eimei High School · Badminton club

Taiki's best friend and teammate in the badminton club, who supports his crush on Chinatsu. When Hina worries that Taiki is still down after his loss, Kyo tells her that bouncing back fast is Taiki's strength.

  • Role this episode

    Reassures Hina that Taiki always recovers quickly.

  • Taiki Inomata (Friend, Affinity)

    Best friend and clubmate who supports his crush on Chinatsu.

  • Hina Chono (Friend, Affinity)

    Friend he talks with about how Taiki is doing.

Haryu

Eimei High School · Badminton club

Taiki's senior in the badminton club. Having qualified for the Inter-High as singles runner-up in his second year, he is congratulated by the coach and the club.

  • Rivalry with Hyodo

    Has lost every official match to Hyodo; at the qualifiers he lost to Hyodo's pair in doubles and to Hyodo in the singles final.

  • Inter-High qualification

    Finished runner-up in singles and qualified for the Inter-High as a second-year.

  • Taiki Inomata (Hierarchy, Affinity)

    Junior and doubles partner; their doubles will be on hold while Haryu prepares for the Inter-High.

  • Haryu's girlfriend (Other, Affinity)

    Girlfriend who confessed to him; he admires her hard work toward her childhood dream.

  • Chinatsu Kano (Friend, Affinity)

    Classmate and fellow class representative; he calls her 'Chi'.

  • Haryu's former junior doubles partner (Colleague, Mixed)

    Former junior doubles partner who accused him of breaking his promise about Chinatsu's contact details.

  • Hyodo (Other, Hostility)

    Rival he has never beaten in an official match; lost to him again in the singles final.

Hyodo

Sachikawa High School · Badminton

Sachikawa High's top player, an all-rounder strong in technique, instinct, physicality and speed, whom Haryu has never beaten. At the prefectural qualifiers he and Tateyama beat Haryu and Taiki in doubles, and he won the singles title by beating Haryu in the final.

  • Tournament result

    At the prefectural qualifiers he beat Haryu and Taiki in doubles with Tateyama, and won the singles title by beating Haryu in the final.

  • Haryu (Other, Hostility)

    Rival who has never beaten him; Haryu vowed to beat him at the Inter-High.

Chinatsu Kano

Eimei basketball team · Lives with Taiki's family

A second-year star of Eimei's girls' basketball team who lives with Taiki's family and has qualified for the Inter-High. When Taiki fell ill she nursed him, made him udon, and told him to treasure even an overreaching goal.

  • Basketball

    Training late into the night with less than two months to the Inter-High.

  • Living arrangement

    Her family moved abroad for her father's job, but she stayed at Taiki's home to keep chasing nationals; the arrangement is kept quiet at school.

  • Taiki Inomata (Hierarchy, Affinity)

    Junior housemate; she nursed him through his fever and told him she roots for anyone who chases a distant goal.

  • Taiki's mom (Colleague, Affinity)

    Her mother's former basketball teammate, who looks after her at home.

  • Hina Chono (Other, Affinity)

    Junior she lent an umbrella to; Hina later thanked her for it, and Chinatsu praised Hina's prefectural win.

  • Haryu (Friend, Affinity)

    Classmate and fellow class representative who calls her 'Chi'.

Hina Chono

Eimei High School · Rhythmic gymnastics club

Taiki's close friend since middle school and a first-year rhythmic gymnast headed for nationals. During exams she and Kyo worry that Taiki is still down after his loss.

  • Exams

    Insists she has never failed a test, while reminding Taiki of the one he failed in second year of middle school.

  • Rhythmic gymnastics

    Won the prefectural competition as a first-year and is preparing for nationals.

  • Taiki Inomata (Friend, Affinity)

    Close friend; she bickers with him over grades while worrying about him.

  • Kyo Kasahara (Friend, Affinity)

    Friend she worries about Taiki with.

  • Chinatsu Kano (Other, Mixed)

    Senior who lent her an umbrella; Hina later thanked her for it, and has stepped back so as not to get between Chinatsu and Taiki.

Nishida

Eimei High School · Badminton club

A second-year in Eimei's badminton club who beat Taiki in the district qualifier singles final. When the coach told the club to also pledge not to fail any tests, he joked that he can't write what he can't do.

  • Goal sheet

    Joked to the coach that a no-failing-grades pledge was beyond him.

  • Taiki Inomata (Colleague, Neutral)

    Clubmate and junior whom he beat in the district qualifier singles final.

Taiki Inomata

Eimei High School · Badminton club · Lives with Chinatsu

A first-year in Eimei's badminton club with a crush on Chinatsu, the senior who lives in his home. Still stung by his qualifier loss, he left the Inter-High off the club's goal sheet, but after Chinatsu encouraged him while nursing his fever, he promised to add to it.

  • Badminton

    Likes badminton because he alone is responsible for winning or losing.

  • Household arrangement

    His family is looking after Chinatsu while her parents are abroad, and they keep it quiet at school.

  • Feelings for Chinatsu

    Wants to confess once he reaches the Inter-High, but worries a rejection would make life at home uncomfortable for her.

  • Goal sheet

    Did not write the Inter-High as his goal after the loss, but told Chinatsu he would add to the sheet.

  • Chinatsu Kano (Hierarchy, Affinity)

    Senior he loves; she nursed him through his fever and told him not to fear distant goals, and he fell for her all over again.

  • Kyo Kasahara (Friend, Affinity)

    Best friend and clubmate who supports his crush on Chinatsu.

  • Hina Chono (Friend, Affinity)

    Close friend since middle school; they tease each other over failing grades during exams.

  • Haryu (Hierarchy, Mixed)

    Senior he is chasing; the club celebrated Haryu's Inter-High qualification.

Yusa

Sachikawa High School · Badminton

A Sachikawa High player who beat Taiki 21–11, 21–13 in the first round of singles at the prefectural qualifiers. Before the match, Taiki had woken him to point out his dropped wallet.

  • Singles result

    Beat Taiki 21–11, 21–13; later lost to Hyodo but drew praise for a strong match.

  • Taiki Inomata (Other, Mixed)

    The player who pointed out his dropped wallet; Yusa then beat him in the first round of singles.

Clue Board

  • Unfinished question to Hina (Episode 5)

    Chinatsu begins to ask Hina something and stops herself before explaining, leaving the question open.

  • Umbrella exchange between Hina and Chinatsu (Episode 6)

    Taiki feared Hina had said something indiscreet when she met Chinatsu at a treatment clinic, but Chinatsu explained that Hina had only thanked her for the umbrella she had lent her, and Hina now carries a folding umbrella herself.

  • Unclear romantic feelings (Episode 7)

    Taiki suspects Chinatsu does not see him romantically because she changed clothes with him nearby, a doubt not yet answered.

    Chinatsu thanked Taiki for the fried chicken and said watching Hina made her envious, leaving Taiki unsure whether she meant only the food or something more, so her romantic feelings remain unresolved.

  • Suppressed unpleasant memories (Episode 9)

    While ill after exams, Taiki finds the unpleasant thoughts that studying had pushed out of his head coming back; normally he would go for a run to clear his mind, but he is too sick to. What resurfaces is his qualifier loss and his wish to reach the Inter-High with Chinatsu.

  • Unasked question to Chinatsu (Episode 9)

    Taiki planned to ask Chinatsu about her intentions after her basketball final, but Chinatsu redirected the conversation and the question was never asked.

    Taiki still has not asked the question he wanted to pose to Chinatsu after the tournament. He had asked permission for it earlier but now feels he has lost the confidence he had then, and Chinatsu steered the talk toward his goals instead.

Battle Record

In the prefectural qualifier singles final, Hyodo won the title and Haryu finished runner-up.

Haryu and Taiki doubles match against Hyodo's pair

Prefectural qualifier doubles · Episode 8

Location: Prefectural qualifier venue

Trigger: In the prefectural qualifier doubles, where only one pair earns an Inter-High berth, they met Sachikawa High School's Hyodo and Tateyama; Haryu had never beaten Hyodo in an official match.

Haryu & Taiki vs Hyodo & Tateyama

  • Haryu & Taiki — doubles pair: Haryu, Taiki Inomata
  • Hyodo & Tateyama — doubles pair: Hyodo, Tateyama

Outcome: Lost the first game after closing on a 16–9 deficit, and lost the match to Hyodo and Tateyama

Aftermath

  • Out of the doubles, Taiki was told by Haryu that he would have to beat Hyodo in the semifinal to meet Haryu in the singles final, and answered that he would simply go all out to win.

Taiki vs Yusa singles match

Prefectural qualifier singles, first round · Episode 8

Location: Prefectural qualifier venue

Trigger: Taiki drew Sachikawa High School's Yusa in the first round of the prefectural qualifier singles.

Taiki vs Yusa

  • Taiki — singles player: Taiki Inomata
  • Yusa — singles player: Yusa

Outcome: Taiki lost 21-11, 21-13 to Yusa; tournament over for Taiki

Aftermath

  • Taiki's tournament ended; Hina was told no further chances remained

Hyodo vs Haryu singles final

Prefectural qualifier singles final · Episode 8

Location: Prefectural qualifier venue

Trigger: Hyodo and Haryu met in the prefectural qualifier singles final (the top two singles players go to the Inter-High).

Hyodo vs Haryu

  • Hyodo — singles player: Hyodo
  • Haryu — singles player: Haryu

Outcome: Hyodo won the singles title; Haryu runner-up

Aftermath

  • Haryu qualified for the Inter-High as a second-year
  • Haryu vowed to beat Hyodo at the Inter-High

Season Summary

Season 1 — Season 1

Episodes 1–9

Taiki Inomata, a badminton player at Eimei who trains every morning, has long admired Chinatsu Kano, the basketball star a year above him. When her family moves abroad for her father's job, Chinatsu stays in Japan to keep chasing nationals and moves into Taiki's home, since their mothers were once teammates; they keep it secret at school. Now in high school, Taiki sets his sights on the Inter-High alongside her and on catching Haryu, the club's top second-year.

He wins the district doubles with Haryu, beats Kishi in singles and finishes runner-up to Nishida to reach the prefectural qualifiers, while Hina, his friend from middle school, learns about the living arrangement and wins the prefectural rhythmic gymnastics title. At the prefectural qualifiers, Taiki and Haryu lose the doubles to Hyodo's pair and Taiki falls to Yusa in the first round of singles; Haryu qualifies as runner-up to Hyodo, and Chinatsu wins her Inter-High place, leaving Taiki proud of her but stung by his own loss.

Discouraged, Taiki leaves the Inter-High off the club's goal sheet, but when he falls ill after exams, Chinatsu nurses him and tells him not to fear a distant goal, and he decides to add it after all.

Music Releases

  • Same Blue (OP)
  • Teenage Blue (ED)